Showing off their love -- on and off screen! Some Hollywood A-list couples don't mind taking their work home. Here's to Beyonce and Jay Z, John Mayer and Katy, and other celebrity couples who've appeared in each other's music videos.
Carrie Underwood featured both her mother Carole and husband Mike Fisher in the music video for her November 2010 ballad "Mama's Song." The hockey player briefly appears to help the former American Idol winner put on her jacket and walk to a private jet. That same year, the pair tied the knot at the Ritz Carlton Reynolds Plantation in Greensboro, Ga., in July.